On the basis of the idea of CSG modeling method, the hierarchical structural modeling method was adopted to construct machine(including tool)model.
根据结构实体几何法（CSG）建模思想，采用层次化、结构化的建模方法，构建了机床本体（包括刀具）模型；
The data collected were analyzed by EFA (exploratory factor analysis), CFA (confirmatory factor analysis), structural equation, hierarchical regression method and other methods.
运用探索性因素分析、验证性因素分析、结构方程、层次回归等方法，对收集的数据进行了分析。
The data collected were analyzed by EFA (exploratory factor analysis), CFA (confirmatory factor analysis), structural equation, hierarchical regression method and other methods.
运用探索性因素分析、验证性因素分析、结构方程、层次回归等方法，对收集的数据进行了分析。
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